1 files changed, 132 insertions, 0 deletions
diff --git a/www/wiki/extensions/SemanticMediaWiki/src/Maintenance/ExceptionFileLogger.php b/www/wiki/extensions/SemanticMediaWiki/src/Maintenance/ExceptionFileLogger.php
new file mode 100644
index 00000000..4530e49f
--- /dev/null
+++ b/www/wiki/extensions/SemanticMediaWiki/src/Maintenance/ExceptionFileLogger.php
@@ -0,0 +1,132 @@
+<?php
+
+namespace SMW\Maintenance;
+
+use Exception;
+use SMW\Options;
+use SMW\Utils\File;
+
+/**
+ * @private
+ *
+ * @license GNU GPL v2+
+ * @since 2.4
+ *
+ * @author mwjames
+ */
+class ExceptionFileLogger {
+
+	/**
+	 * @var string
+	 */
+	private $namespace;
+
+	/**
+	 * @var File
+	 */
+	private $file;
+
+	/**
+	 * @var string
+	 */
+	private $exceptionFile;
+
+	/**
+	 * @var integer
+	 */
+	private $exceptionCount = 0;
+
+	/**
+	 * @var array
+	 */
+	private $exceptionLogMessages = [];
+
+	/**
+	 * @since 2.4
+	 *
+	 * @param string $namespace
+	 * @param File|null $file
+	 */
+	public function __construct( $namespace = 'smw', File $file = null ) {
+		$this->namespace = $namespace;
+		$this->file = $file;
+
+		if ( $this->file === null ) {
+			$this->file = new File();
+		}
+	}
+
+	/**
+	 * @since 2.4
+	 *
+	 * @param Options $options
+	 */
+	public function setOptions( Options $options ) {
+
+		$dateTimeUtc = new \DateTime( 'now', new \DateTimeZone( 'UTC' ) );
+		$this->exceptionFile = __DIR__ . "../../../";
+
+		if ( $options->has( 'exception-log' ) ) {
+			$this->exceptionFile = $options->get( 'exception-log' );
+		}
+
+		$this->exceptionFile .= $this->namespace . "-exceptions-" . $dateTimeUtc->format( 'Y-m-d' ) . ".log";
+	}
+
+	/**
+	 * @since 2.4
+	 *
+	 * @return string
+	 */
+	public function getExceptionFile() {
+		return realpath( $this->exceptionFile );
+	}
+
+	/**
+	 * @since 2.4
+	 *
+	 * @return integer
+	 */
+	public function getExceptionCount() {
+		return $this->exceptionCount;
+	}
+
+	/**
+	 * @since 2.4
+	 *
+	 * @param string $id
+	 * @param Exception $exception
+	 */
+	public function recordException( $id, Exception $exception ) {
+		$this->exceptionCount++;
+
+		$this->exceptionLogMessages[$id] = [
+			'msg' => $exception->getMessage(),
+			'trace' => $exception->getTraceAsString()
+		];
+	}
+
+	/**
+	 * @since 3.0
+	 */
+	public function doWrite() {
+
+		foreach ( $this->exceptionLogMessages as $id => $exception ) {
+			$this->put( $id, $exception );
+		}
+
+		$this->exceptionLogMessages = [];
+		$this->exceptionCount = 0;
+	}
+
+	private function put( $id, $exception ) {
+
+		$text = "\n======== EXCEPTION ======\n" .
+			"$id | " . $exception['msg'] . "\n\n" .
+			$exception['trace'] . "\n" .
+			"======== END ======" ."\n";
+
+		$this->file->write( $this->exceptionFile, $text, FILE_APPEND );
+	}
+
+}